diff --git a/core/blockly.js b/core/blockly.js
index 29d2f026b..fa8a9926c 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -604,4 +604,3 @@ if (!goog.global['Blockly']) {
 }
 goog.global['Blockly']['getMainWorkspace'] = Blockly.getMainWorkspace;
 goog.global['Blockly']['addChangeListener'] = Blockly.addChangeListener;
-goog.global['Blockly']['removeChangeListener'] = Blockly.removeChangeListener;
diff --git a/core/connection.js b/core/connection.js
index fe8ac063c..643e7fda4 100644
--- a/core/connection.js
+++ b/core/connection.js
@@ -364,7 +364,7 @@ Blockly.Connection.prototype.highlight = function() {
   Blockly.Connection.highlightedPath_ = Blockly.createSvgElement('path',
       {'class': 'blocklyHighlightedConnectionPath',
        'd': steps,
-       transform: 'translate(' + x + ', ' + y + ')'},
+       transform: 'translate(' + x + ',' + y + ')'},
       this.sourceBlock_.getSvgRoot());
 };
 
@@ -391,7 +391,7 @@ Blockly.Connection.prototype.tighten_ = function() {
     }
     var xy = Blockly.getRelativeXY_(svgRoot);
     block.getSvgRoot().setAttribute('transform',
-        'translate(' + (xy.x - dx) + ', ' + (xy.y - dy) + ')');
+        'translate(' + (xy.x - dx) + ',' + (xy.y - dy) + ')');
     block.moveConnections_(-dx, -dy);
   }
 };
diff --git a/core/field_angle.js b/core/field_angle.js
index ac3404f1a..8fb311fcc 100644
--- a/core/field_angle.js
+++ b/core/field_angle.js
@@ -162,8 +162,8 @@ Blockly.FieldAngle.prototype.showEditor_ = function() {
           (a % 45 == 0 ? 10 : 5),
       'y2': Blockly.FieldAngle.HALF,
       'class': 'blocklyAngleMarks',
-      'transform': 'rotate(' + a + ', ' +
-          Blockly.FieldAngle.HALF + ', ' + Blockly.FieldAngle.HALF + ')'
+      'transform': 'rotate(' + a + ',' +
+          Blockly.FieldAngle.HALF + ',' + Blockly.FieldAngle.HALF + ')'
     }, svg);
   }
   svg.style.marginLeft = (15 - Blockly.FieldAngle.RADIUS) + 'px';
@@ -242,7 +242,7 @@ Blockly.FieldAngle.prototype.updateGraph_ = function() {
   var angleRadians = goog.math.toRadians(Number(this.getText()));
   if (isNaN(angleRadians)) {
     this.gauge_.setAttribute('d',
-        'M ' + Blockly.FieldAngle.HALF + ', ' + Blockly.FieldAngle.HALF);
+        'M ' + Blockly.FieldAngle.HALF + ',' + Blockly.FieldAngle.HALF);
     this.line_.setAttribute('x2', Blockly.FieldAngle.HALF);
     this.line_.setAttribute('y2', Blockly.FieldAngle.HALF);
   } else {
@@ -252,7 +252,7 @@ Blockly.FieldAngle.prototype.updateGraph_ = function() {
         -Blockly.FieldAngle.RADIUS;
     var largeFlag = (angleRadians > Math.PI) ? 1 : 0;
     this.gauge_.setAttribute('d',
-        'M ' + Blockly.FieldAngle.HALF + ', ' + Blockly.FieldAngle.HALF +
+        'M ' + Blockly.FieldAngle.HALF + ',' + Blockly.FieldAngle.HALF +
         ' h ' + Blockly.FieldAngle.RADIUS +
         ' A ' + Blockly.FieldAngle.RADIUS + ',' + Blockly.FieldAngle.RADIUS +
         ' 0 ' + largeFlag + ' 0 ' + x + ',' + y + ' z');
diff --git a/core/icon.js b/core/icon.js
index 9135d2f36..41d9f1962 100644
--- a/core/icon.js
+++ b/core/icon.js
@@ -171,7 +171,7 @@ Blockly.Icon.prototype.renderIcon = function(cursorX) {
     cursorX -= width;
   }
   this.iconGroup_.setAttribute('transform',
-      'translate(' + cursorX + ', ' + TOP_MARGIN + ')');
+      'translate(' + cursorX + ',' + TOP_MARGIN + ')');
   this.computeIconLocation();
   if (this.block_.RTL) {
     cursorX -= Blockly.BlockSvg.SEP_SPACE_X;
diff --git a/core/scrollbar.js b/core/scrollbar.js
index 34c4bd77c..864c125e8 100644
--- a/core/scrollbar.js
+++ b/core/scrollbar.js
@@ -262,7 +262,7 @@ Blockly.Scrollbar.prototype.resize = function(opt_metrics) {
     this.yCoordinate = hostMetrics.absoluteTop + hostMetrics.viewHeight -
         Blockly.Scrollbar.scrollbarThickness - 0.5;
     this.svgGroup_.setAttribute('transform',
-        'translate(' + this.xCoordinate + ', ' + this.yCoordinate + ')');
+        'translate(' + this.xCoordinate + ',' + this.yCoordinate + ')');
     this.svgBackground_.setAttribute('width', Math.max(0, outerLength));
     this.svgKnob_.setAttribute('x', this.constrainKnob_(innerOffset));
   } else {
@@ -290,7 +290,7 @@ Blockly.Scrollbar.prototype.resize = function(opt_metrics) {
     }
     this.yCoordinate = hostMetrics.absoluteTop + 0.5;
     this.svgGroup_.setAttribute('transform',
-        'translate(' + this.xCoordinate + ', ' + this.yCoordinate + ')');
+        'translate(' + this.xCoordinate + ',' + this.yCoordinate + ')');
     this.svgBackground_.setAttribute('height', Math.max(0, outerLength));
     this.svgKnob_.setAttribute('y', this.constrainKnob_(innerOffset));
   }
diff --git a/core/trashcan.js b/core/trashcan.js
index 708e5c1fd..3980c110a 100644
--- a/core/trashcan.js
+++ b/core/trashcan.js
@@ -41,20 +41,6 @@ Blockly.Trashcan = function(workspace) {
   this.workspace_ = workspace;
 };
 
-/**
- * URL of the sprite image.
- * @type {string}
- * @private
- */
-Blockly.Trashcan.prototype.SPRITE_URL_ = 'media/sprites.png';
-
-/**
- * URL of the lid image.
- * @type {string}
- * @private
- */
-Blockly.Trashcan.prototype.LID_URL_ = 'media/trashlid.png';
-
 /**
  * Width of both the trash can and lid images.
  * @type {number}
@@ -275,8 +261,8 @@ Blockly.Trashcan.prototype.animateLid_ = function() {
   this.lidOpen_ = goog.math.clamp(this.lidOpen_, 0, 1);
   var lidAngle = this.lidOpen_ * 45;
   this.svgLid_.setAttribute('transform', 'rotate(' +
-      (this.workspace_.RTL ? -lidAngle : lidAngle) + ', ' +
-      (this.workspace_.RTL ? 4 : this.WIDTH_ - 4) + ', ' +
+      (this.workspace_.RTL ? -lidAngle : lidAngle) + ',' +
+      (this.workspace_.RTL ? 4 : this.WIDTH_ - 4) + ',' +
       (this.LID_HEIGHT_ - 2) + ')');
   var opacity = goog.math.lerp(0.4, 0.8, this.lidOpen_);
   this.svgGroup_.style.opacity = opacity;